There is a runaway trolley.
Trolley Problem Man is talking to someone tied to one of two trolley tracks.
Trolley Problem Man is holding the lever that can divert the trolley to the other track.
Trolley Problem Man saving the person he is talking to means voluntarily killing 5 other people tied to the other track with the runaway trolley.
Trolley Problem Man will debate with the person he is talking to over pulling the lever.
Trolley Problem Man is concerned about being directly responsible.